test.c: Output TAP formatted tests

1 files changed, 11 insertions, 6 deletions

diff --git a/test.c b/test.c
index 0a30e33..0d92ff7 100644
--- a/test.c
+++ b/test.c
@@ -189,21 +189,26 @@ TEST(unpack_struct_simple, "unpack_struct simple")
 int main(void)
 {
 	extern struct test __start_tests, __stop_tests;
+	struct test *tests = &__start_tests;
+	ptrdiff_t length = &__stop_tests - &__start_tests;
 	int ret = EXIT_SUCCESS;
 
+	assert(length >= 0);
+
 	pack_trace = PACK_TRACE_OFF;
 
-	for (struct test *t = &__start_tests; t < &__stop_tests; t++) {
-		if (t->func()) {
-			printf(" OK %s\n", t->desc);
+	printf("1..%tu\n", length);
+	for (ptrdiff_t i = 0; i < length; i++) {
+		if (tests[i].func()) {
+			printf("ok %tu - %s\n", i + 1, tests[i].desc);
 			continue;
 		}
 		pack_trace = PACK_TRACE_ALL;
-		fprintf(stderr, ">>> Test failure trace for '%s'\n", t->desc);
-		t->func();
+		fprintf(stderr, ">>> Test failure trace for '%s'\n", tests[i].desc);
+		tests[i].func();
 		fprintf(stderr, "<<<\n");
 		pack_trace = PACK_TRACE_OFF;
-		printf("FAIL %s\n", t->desc);
+		printf("not ok - %tu %s\n", i + 1, tests[i].desc);
 		ret = EXIT_FAILURE;
 	}